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Answers.everydaycalculation.com » Compare fractions

Compare 45/8 and 48/21

1st number: 5 5/8, 2nd number: 2 6/21

45/8 is greater than 48/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 21 is 168
  2. For the 1st fraction, since 8 × 21 = 168,
    45/8 = 45 × 21/8 × 21 = 945/168
  3. Likewise, for the 2nd fraction, since 21 × 8 = 168,
    48/21 = 48 × 8/21 × 8 = 384/168
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 945/168 > 384/168 or 45/8 > 48/21

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